Fatal error: Uncaught Error: Class "Zend_Db_Adapter_Abstract" not found in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-db\src\Zend\Db\Adapter\Db2.php:30 Stack trace: #0 {main} thrown in C:\SHC\xampp\htdocs\shc_mobile_backend\vendor\diablomedia\zendframework1-db\src\Zend\Db\Adapter\Db2.php on line 30